We say that two paths r1(t) and r2(s) intersect if there is a point P lying on both flying collide curves. We say that if r1(t) and r₂ (s) collide if there exists such that r1(t0)=r2(t0)
r(t) =(2ts2+ +1,2t+3) r2(s) = (s²-3,-1,s²) a) Do r(t) and r₂ (s) collide? If so, find the point(s) of collision